18496494968

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2663}}^1\times {\mathrm{4001}}^1$

素因数の和:6708

約数の個数: 64

約数和(自身を含む): 40939499520

約数和(自身を除く): 22443004552

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 2663, 4001, 5326, 8002, 10652, 16004, 18641, 21304, 28007, 32008, 37282, 56014, 74564, 82553, 112028, 124031, 149128, 165106, 224056, 248062, 330212, 496124, 577871, 660424, 868217, 992248, 1155742, 1736434, 2311484, 3472868, 4622968, 6945736, 10654663, 21309326, 42618652, 74582641, 85237304, 149165282, 298330564, 330294553, 596661128, 660589106, 1321178212, 2312061871, 2642356424, 4624123742, 9248247484, 18496494968]

約数ペア:

[(1, 18496494968), (2, 9248247484), (4, 4624123742), (7, 2642356424), (8, 2312061871), (14, 1321178212), (28, 660589106), (31, 596661128), (56, 330294553), (62, 298330564), (124, 149165282), (217, 85237304), (248, 74582641), (434, 42618652), (868, 21309326), (1736, 10654663), (2663, 6945736), (4001, 4622968), (5326, 3472868), (8002, 2311484), (10652, 1736434), (16004, 1155742), (18641, 992248), (21304, 868217), (28007, 660424), (32008, 577871), (37282, 496124), (56014, 330212), (74564, 248062), (82553, 224056), (112028, 165106), (124031, 149128)]